EP 317
Applied Physics of Materials
Introduction to atomic structure, bonding, types of solids, crystalline states, and types of crystals. Solid solutions. Mechanical properties of strain and thermal expansion. Thermal fluctuations, noise and thermally activated processes. Heat capacity of solids. Electrical conductivity of pure metals and solid solutions. Temperature dependence. Hall effect. Energy band structure in solids. Semiconductors. Classical and Fermi-Dirac statistics. Conduction in metals. Contact potential. Seebeck effect, thermocouple. Thermionic emission and vacuum tube devices. Phonons. Debye heat capacity and heat conductivity. Extrinsic, p- and n- semiconductors. Conductivity and temperature dependence. Optical absorption. Luminescence. Shottky diode. Ohmic contact and thermoelectric effect.